49644067 has 4 divisors (see below), whose sum is σ = 54157176. Its totient is φ = 45130960.

The previous prime is 49644053. The next prime is 49644103. The reversal of 49644067 is 76044694.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 49644067 - 2⁷ = 49643939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49644767) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2256538 + ... + 2256559.

It is an arithmetic number, because the mean of its divisors is an integer number (13539294).

Almost surely, 2^49644067 is an apocalyptic number.

49644067 is a deficient number, since it is larger than the sum of its proper divisors (4513109).

49644067 is a wasteful number, since it uses less digits than its factorization.

49644067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4513108.

The product of its (nonzero) digits is 145152, while the sum is 40.

The square root of 49644067 is about 7045.8545968534. The cubic root of 49644067 is about 367.5268883715.

The spelling of 49644067 in words is "forty-nine million, six hundred forty-four thousand, sixty-seven".